Specifications

SG-231 MANUAL
SGC Inc. SGC Building, 13737 S.E. 26th St. Bellevue, WA. 98005 USA
© 11/00 SGC, Inc. P.O. Box 3526, 98009 Fax: [phone] Tel: [phone]
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6.1 Installation with SG-2000
The SG-2000 is shipped with all necessary connectors for installation of a Smartuner™
and for installation of peripherals by means of the audio input/output jack on the rear
panel. You will see the connectors when you remove the Philips head screws that hold
the protective sheet metal cover over the rear panel connectors.
From left to right, these jacks provide the following:
J-502 SG-231 connections
J-301 Aux. Audio input/output and PTT line
J-503 Remote control head or multiple head junction box
J-504 Remote control head or multiple head junction box
(Head mounted on radio is normally connected here.)
Ext. SPK External Speaker
Oven Turns oven On-Off (Shipped with oven ON as default)
SG-2000 to SG-231 Coupler Connections
SG-2000 Rear
J-502
J-502-1 J1-2 ( Ground)
J-502-2 J1-1 ( +12 VDC)
J-502-3 J1-3 (TN D)
S
G -20 00 S G -2 31
Panel view
6.2 Installation on ALINCO DX-70
1. You may use the 'TUNE' function on the ALINCO by wiring the two units
as follows:
SG-231 DX-70 Signal Name
control cable Coupler conn. on coupler
Pin 1 Pin 2 +13.6 VDC
Pin 2 Pin 1 Ground
Pin 7 Pin 3 Option A
Pin 8 Pin 5 Option B
2. The built in coupler TUNE function will now work as follows:
A. Depress the <FUNC> button.
B. Depress the <TUNE> button.
C. 'TUNE' will be displayed on the DX-70 LCD as the SG-231 tunes.